package com.itheima.reggie.controller;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.baomidou.mybatisplus.extension.service.IService;
import com.itheima.reggie.common.R;
  import com.itheima.reggie.entity.Category;
  import com.itheima.reggie.service.CategoryService;
  import lombok.extern.slf4j.Slf4j;
  import org.springframework.beans.factory.annotation.Autowired;
  import org.springframework.web.bind.annotation.*;
  
  /**
   * 分类管理
   */
  @RestController
  @RequestMapping("/category")
  @Slf4j
  public class CategoryController {
      @Autowired
      private CategoryService categoryService;
      
      /**
       * 新增分类
       * @param category
       * @return
       */
      @PostMapping
      public R<String> save(@RequestBody Category category){
          log.info("category:{}",category);
          categoryService.save(category);
          return R.success("新增分类成功");
      }
      /**
       * 分页查询
       * @param page
       * @param pageSize
       * @return
       */
      @GetMapping("/page")
      public R<Page> page(int page,int pageSize){
          //分页构造器
          Page<Category> pageInfo = new Page<>(page,pageSize);
          //条件构造器
          LambdaQueryWrapper<Category> queryWrapper = new LambdaQueryWrapper<>();
          //添加排序条件，根据sort进行排序
          queryWrapper.orderByAsc(Category::getSort);

          //分页查询
          categoryService.page(pageInfo,queryWrapper);
          return R.success(pageInfo);
      }
      /**
       * 根据id修改分类信息
       * @param category
       * @return
       */
      @PutMapping
      public R<String> update(@RequestBody Category category){
          log.info("修改分类信息：{}",category);
          categoryService.updateById(category);
          return R.success("修改分类信息成功");
      }
      /**
       * 根据id删除分类
       * @param id
       * @return

      @DeleteMapping
      public R<String> delete(Long id){
          log.info("删除分类，id为：{}",id);
          categoryService.removeById(id);
          return R.success("分类信息删除成功");
      }
      public interface CategoryService extends IService<Category> {
          //根据ID删除分类
          public void remove(Long id);

      }*/
      /**
       * 根据id删除分类
       * @param id
       * @return
       */
      @DeleteMapping
      public R<String> delete(Long id){
          log.info("删除分类，id为：{}",id);

          //categoryService.removeById(id);
          categoryService.remove(id);

          return R.success("分类信息删除成功");
      }
  }    